19323976

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 43689600

約数和(自身を除く): 24365624

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 73, 116, 146, 163, 203, 232, 292, 326, 406, 511, 584, 652, 812, 1022, 1141, 1304, 1624, 2044, 2117, 2282, 4088, 4234, 4564, 4727, 8468, 9128, 9454, 11899, 14819, 16936, 18908, 23798, 29638, 33089, 37816, 47596, 59276, 66178, 83293, 95192, 118552, 132356, 166586, 264712, 333172, 345071, 666344, 690142, 1380284, 2415497, 2760568, 4830994, 9661988, 19323976]

約数ペア:

[(1, 19323976), (2, 9661988), (4, 4830994), (7, 2760568), (8, 2415497), (14, 1380284), (28, 690142), (29, 666344), (56, 345071), (58, 333172), (73, 264712), (116, 166586), (146, 132356), (163, 118552), (203, 95192), (232, 83293), (292, 66178), (326, 59276), (406, 47596), (511, 37816), (584, 33089), (652, 29638), (812, 23798), (1022, 18908), (1141, 16936), (1304, 14819), (1624, 11899), (2044, 9454), (2117, 9128), (2282, 8468), (4088, 4727), (4234, 4564)]